The term 'UNO' is a 3-letter acronym for the Pizzeria and Grill. It stands for Uniquely Nostalgic Oven, which is a restaurant that specializes in Italian-style pizzas and other grilled dishes. The restaurant offers a variety of classic Italian recipes, as well as some modern twists on traditional favorites. The atmosphere is cozy and inviting, making it a great place to enjoy a meal with friends and family.